package lesson.service;

import com.baomidou.mybatisplus.extension.service.IService;
import lesson.entity.ChinaTotal;

/**
 * @Description:
 * @Author: Wanzhen
 * @Date: 2022/6/12-11:51
 */
public interface ChinaTotalService extends IService<ChinaTotal> {

    Integer maxId();

}
